This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A211354 #7 Apr 18 2012 15:49:10 %S A211354 1,1,1,1,1,1,1,2,1,2,1,1,2,2,3,1,2,1,1,3,3,8,3,6,1,5,3,3,1,1,3,4,12,4, %T A211354 18,3,11,9,7,1,12,3,4,1,1,4,5,22,8,38,5,39,33,25,4,57,12,19,1,17,22, %U A211354 25,4,5,7,1,1,4,7,30,10,76,10,85,76,55 %N A211354 Refined triangle A211358: T(n,k) is the number of partitions up to rotation and reflection of an n-set that are of type k (k-th integer partition, defined by A194602). %C A211354 The rows are counted from 1, the columns from 0. %C A211354 Row lengths: 1,2,3,5,7,11... (partition numbers A000041) %C A211354 Row sums: 1,2,3,7,12,37... (A084708) %C A211354 Row maxima: 1,1,1,2,3,8,18,57,228,668,3220 %C A211354 Distinct entries per row: 1,1,1,2,3,5,8,14,17,26,30 %C A211354 Rightmost columns are those from the triangle A052307 without the second column. %H A211354 Tilman Piesk, <a href="/A211354/b211354.txt">Rows n=1..11 of triangle, flattened</a> %H A211354 Tilman Piesk, <a href="http://en.wikiversity.org/wiki/Partition_related_number_triangles#rotref1">Partition related number triangles</a> %Y A211354 Cf. A211358, A000041, A084708, A052307. %K A211354 tabf,nonn %O A211354 1,8 %A A211354 _Tilman Piesk_, Apr 09 2012